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Load data for 7 mm Rem. Mag. + .284 | 140gr | Sierra SBT GameKing

Recommended Powder(s): Alliant Reloder-26, Ramshot Hunter, ReloadSwiss RS 70, Vihtavuori N555, Winchester StaBALL HD

7 mm Rem. Mag. + .284 | 140gr | Sierra SBT GameKing

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.284 | 140gr | Sierra SBT GameKing
Manufacturer SKU:
1905
Bullet Weight:
140gr | 9.1g
Bullet Diameter:
0.284" | 7.21mm
Bullet Length:
1.160" | 29.5mm
Caliber:
7 mm Rem. Mag. load data
Case Length (l3):
2.500" | 63.5mm
Cartridge Length (C.O.L.):
3.241" | 82.3mm
Seated Depth:
0.419" | 10.7mm
Shank Seated Depth:
0.279" | 7.1mm
Case Capacity:
82.0 Grains of Water | 5.32 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
62366 psi | 4300 bar
LID:
LID_B5841_C1064
Last updated:
2025-02-02
Recommended Twist Rate:
1:12 - 1:10

Load data for 140 loads in caliber 7 mm Rem. Mag. with .284 | 140gr | Sierra SBT GameKing bullet and 70 powders such as Alliant Reloder-26, Ramshot Hunter, ReloadSwiss RS 70, Vihtavuori N555, Winchester StaBALL HD. The key underlying parameters are shown in the table above.

  • Important Notice: DO NOT go below Minimum Charge or above Maximum Charge unless there are reasons. Since xxlreloading.com has no control over the equipment and components used by the customer and the data used in connection with the website, any responsibility and liability for the results achieved is rejected. Also see our Terms of Service

    Questions regarding the load data: Please read the information in the next tab "Explanations".

  • Muzzle velocity vs. barrel length

    Every 1 inch additional barrel length increases muzzle velocity by approx. 36.5 fps

  • .

    Use the Personalized Load Calculator to customize loads to your own specific requirements. Find more details in the help section.

    Our default view only displays powders/loads that fulfill certain criteria: Max pressure of a load <=90% of Max. Standardized Pressure. Fill Rate (Min FR): >80% and <100% for rife loads,  >60% and <100% for pistol loads. Min. Propellant Combustion (Min z): >90% for rifle loads , >80% for pistol/revolver loads. Relax these criteria at your own risk to potentially get more powders shown in the load tables.

Click on the desired row in the tables below to add a specific load / powder to your Diary and manage there.

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
84%
55753
89%
**76
100%
ADI AR 2209
<<locked>>
95%
55593
89%
**64
98%
ADI AR 2213
<<locked>>
97%
53272
85%
**61
97%
[ADI AR 2225]*
<<locked>>
97%
34606
55%
**87
94%
Accurate 2700
<<locked>>
85%
56086
90%
**49
99%
Accurate 3100
<<locked>>
97%
53055
85%
**79
100%
Accurate 4350
<<locked>>
89%
55970
90%
**41
100%
[Accurate MAGPRO]*
<<locked>>
97%
52054
83%
**48
94%
Alliant Reloder- TS 15.5
<<locked>>
84%
56043
90%
**95
100%
Alliant Reloder-16
<<locked>>
91%
55956
90%
**94
100%
Alliant Reloder-17
<<locked>>
86%
55521
89%
**91
100%
Alliant Reloder-19
<<locked>>
95%
55680
89%
**64
98%
Alliant Reloder-22
<<locked>>
97%
52649
84%
**54
98%
Alliant Reloder-23
<<locked>>
97%
49966
80%
**89
100%
Alliant Reloder-25
<<locked>>
97%
43787
70%
**10
99%
Alliant Reloder-26 👍
<<locked>>
96%
55825
90%
**66
100%
Hodgdon H414
<<locked>>
86%
55796
89%
**64
99%
Hodgdon H4350
<<locked>>
92%
55448
89%
**99
99%
Hodgdon H4831
<<locked>>
97%
49574
79%
**30
95%
Hodgdon H4831 SC
<<locked>>
97%
55941
90%
**45
97%
Hodgdon Hybrid 100V
<<locked>>
93%
55970
90%
**09
100%
Hodgdon LVR
<<locked>>
88%
56130
90%
**51
100%
[Hodgdon Retumbo]*
<<locked>>
97%
34606
55%
**87
94%
Hodgdon Superperformance
<<locked>>
88%
56028
90%
**94
99%
Hodgdon VARGET
<<locked>>
84%
55477
89%
**76
100%
Hodgdon TrailBoss
<<locked>>
97%
35230
56%
**70
100%
IMR 4064
<<locked>>
85%
55869
90%
**72
100%
IMR 4166 Enduron
<<locked>>
86%
56115
90%
**69
99%
IMR 4350
<<locked>>
91%
55782
89%
**09
99%
IMR 4451 Enduron
<<locked>>
86%
55506
89%
**86
99%
IMR 4831
<<locked>>
94%
55608
89%
**28
100%
IMR 4955 Enduron
<<locked>>
97%
54969
88%
**89
96%
IMR 7828 SSC
<<locked>>
97%
55230
89%
**04
97%
Lovex S065
<<locked>>
88%
55448
89%
**82
100%
Lovex S070
<<locked>>
89%
55724
89%
**02
99%
Lovex S071
<<locked>>
97%
44237
71%
**18
98%
Norma 204
<<locked>>
90%
55985
90%
**51
98%
Norma MRP
<<locked>>
97%
55985
90%
**46
99%
Norma URP
<<locked>>
90%
55463
89%
**38
100%
Ramshot Hunter 👍
<<locked>>
91%
55927
90%
**64
100%
Ramshot Magnum
<<locked>>
97%
51547
83%
**22
98%
ReloadSwiss RS 14
<<locked>>
96%
35665
57%
**09
100%
ReloadSwiss RS 50
<<locked>>
83%
56101
90%
**95
100%
ReloadSwiss RS 60
<<locked>>
87%
55869
90%
**17
100%
ReloadSwiss RS 62
<<locked>>
89%
56086
90%
**71
100%
ReloadSwiss RS 70 👍
<<locked>>
90%
55680
89%
**10
100%
ReloadSwiss RS 76
<<locked>>
97%
42612
68%
**30
97%
Rottweil R 903
<<locked>>
85%
55941
90%
**86
100%
Rottweil R 904
<<locked>>
94%
55854
90%
**18
97%
Rottweil R 905
<<locked>>
96%
55941
90%
**71
98%
Rottweil R 907
<<locked>>
88%
56101
90%
**92
99%
SNPE Vectan SP 11
<<locked>>
84%
55593
89%
**22
100%
SNPE Vectan Tubal 5000
<<locked>>
85%
55956
90%
**64
100%
SNPE Vectan Tubal 7000
<<locked>>
88%
55463
89%
**40
99%
Shooters World Long Rifle
<<locked>>
88%
55448
89%
**82
100%
Somchem S355
<<locked>>
85%
55738
89%
**79
100%
Somchem S361
<<locked>>
93%
55811
89%
**76
96%
Somchem S365
<<locked>>
92%
55608
89%
**45
100%
Somchem S385
<<locked>>
95%
56101
90%
**35
99%
Vihtavuori N135
<<locked>>
86%
55419
89%
**87
100%
Vihtavuori N150
<<locked>>
90%
55332
89%
**30
100%
Vihtavuori N160
<<locked>>
88%
55753
89%
**99
100%
Vihtavuori N165
<<locked>>
97%
49008
79%
**04
98%
Vihtavuori N550
<<locked>>
87%
55999
90%
**48
100%
Vihtavuori N555 👍
<<locked>>
97%
55912
90%
**77
100%
Vihtavuori N560
<<locked>>
97%
53229
85%
**77
96%
[Vihtavuori N565]*
<<locked>>
97%
45121
72%
**10
94%
Winchester 6.5 StaBALL
<<locked>>
89%
55825
90%
**69
100%
Winchester 760
<<locked>>
86%
55796
89%
**64
99%
Winchester StaBALL HD 👍
<<locked>>
97%
45629
73%
**48
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
50459
81%
**94
100%
[ADI AR 2209]*
<<locked>>
81%
35360
57%
**35
92%
[ADI AR 2213]*
<<locked>>
85%
36289
58%
**84
90%
[ADI AR 2225]*
<<locked>>
93%
30574
49%
**59
91%
Accurate 2700
<<locked>>
81%
48849
78%
**25
98%
[Accurate 3100]*
<<locked>>
81%
30850
49%
**03
94%
Accurate 4350
<<locked>>
81%
41872
67%
**89
99%
[Accurate MAGPRO]*
<<locked>>
90%
40422
65%
**08
90%
Alliant Reloder- TS 15.5
<<locked>>
81%
51343
82%
**13
100%
Alliant Reloder-16
<<locked>>
81%
40524
65%
**05
99%
Alliant Reloder-17
<<locked>>
81%
46282
74%
**30
100%
[Alliant Reloder-19]*
<<locked>>
81%
35172
56%
**35
92%
[Alliant Reloder-22]*
<<locked>>
81%
31502
51%
**72
90%
Alliant Reloder-23
<<locked>>
81%
29776
48%
**36
97%
[Alliant Reloder-25]*
<<locked>>
81%
26150
42%
**15
90%
Alliant Reloder-26
<<locked>>
81%
32169
52%
**61
96%
Hodgdon H414
<<locked>>
81%
47543
76%
**20
98%
Hodgdon H4350
<<locked>>
81%
38841
62%
**80
95%
[Hodgdon H4831]*
<<locked>>
88%
37043
59%
**57
90%
[Hodgdon H4831 SC]*
<<locked>>
84%
37043
59%
**57
90%
Hodgdon Hybrid 100V
<<locked>>
81%
37840
61%
**77
99%
Hodgdon LVR
<<locked>>
81%
44512
71%
**38
99%
[Hodgdon Retumbo]*
<<locked>>
93%
30574
49%
**59
91%
Hodgdon Superperformance
<<locked>>
81%
42873
69%
**51
97%
Hodgdon VARGET
<<locked>>
81%
50212
81%
**81
100%
Hodgdon TrailBoss
<<locked>>
81%
27978
45%
**09
100%
IMR 4064
<<locked>>
81%
49734
80%
**67
100%
IMR 4166 Enduron
<<locked>>
81%
48863
78%
**44
98%
IMR 4350
<<locked>>
81%
40814
65%
**20
96%
IMR 4451 Enduron
<<locked>>
81%
47079
75%
**31
98%
IMR 4831
<<locked>>
81%
36506
59%
**57
98%
[IMR 4955 Enduron]*
<<locked>>
83%
36056
58%
**98
90%
[IMR 7828 SSC]*
<<locked>>
84%
36042
58%
**94
90%
Lovex S065
<<locked>>
81%
44324
71%
**76
98%
Lovex S070
<<locked>>
81%
42670
68%
**62
97%
[Lovex S071]*
<<locked>>
81%
26411
42%
**72
91%
[Norma 204]*
<<locked>>
81%
40524
65%
**49
94%
[Norma MRP]*
<<locked>>
81%
32184
52%
**28
92%
Norma URP
<<locked>>
81%
41321
66%
**82
99%
Ramshot Hunter
<<locked>>
81%
40248
65%
**69
97%
[Ramshot Magnum]*
<<locked>>
83%
30661
49%
**33
90%
ReloadSwiss RS 14
<<locked>>
81%
28442
46%
**49
100%
ReloadSwiss RS 50
<<locked>>
81%
52402
84%
**36
99%
ReloadSwiss RS 60
<<locked>>
81%
44657
72%
**20
100%
ReloadSwiss RS 62
<<locked>>
81%
41756
67%
**02
99%
ReloadSwiss RS 70
<<locked>>
81%
40248
65%
**18
98%
[ReloadSwiss RS 76]*
<<locked>>
88%
30603
49%
**82
90%
Rottweil R 903
<<locked>>
81%
49124
79%
**81
100%
[Rottweil R 904]*
<<locked>>
81%
36666
59%
**25
91%
[Rottweil R 905]*
<<locked>>
81%
34142
55%
**18
92%
Rottweil R 907
<<locked>>
81%
45455
73%
**05
97%
SNPE Vectan SP 11
<<locked>>
81%
50459
81%
**30
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
49777
80%
**69
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
43511
70%
**20
97%
Shooters World Long Rifle
<<locked>>
81%
44324
71%
**76
98%
Somchem S355
<<locked>>
81%
49095
79%
**74
100%
[Somchem S361]*
<<locked>>
81%
37304
60%
**15
91%
Somchem S365
<<locked>>
81%
37811
61%
**30
100%
[Somchem S385]*
<<locked>>
81%
34911
56%
**05
93%
Vihtavuori N135
<<locked>>
81%
47805
77%
**76
100%
Vihtavuori N150
<<locked>>
81%
42003
67%
**10
100%
Vihtavuori N160
<<locked>>
81%
44773
72%
**08
99%
[Vihtavuori N165]*
<<locked>>
81%
29689
48%
**57
90%
Vihtavuori N550
<<locked>>
81%
45150
72%
**51
99%
Vihtavuori N555
<<locked>>
81%
33214
53%
**25
97%
[Vihtavuori N560]*
<<locked>>
86%
36550
59%
**17
90%
[Vihtavuori N565]*
<<locked>>
90%
35085
56%
**80
90%
Winchester 6.5 StaBALL
<<locked>>
81%
41901
67%
**40
100%
Winchester 760
<<locked>>
81%
47543
76%
**20
98%
Winchester StaBALL HD
<<locked>>
81%
23815
38%
**03
96%

Start Load - Barrel Length: 23.60''

Any powder missing? Then click here.

FR ... fill rate of the cartridge in percent

MaxP ... max. pressure of load in psi or bar

% ... max. pressure of load in percent of the maximum allowed pressure for this caliber 

V(0) ... muzzle velocity in feet per second (fps) or  meters per second (m/s)

z ... powder burnt in percent

[...] *... not dangerous but load has suboptimal powder burnt with possible characteristics such as extensive muzzle flash or inaccurate loads.

[...] ²... fill rate low - you might want to consider using a filler to ensure proper ignition.

[...] ᴾ... possible press load - work up slowly to this load while watching for signs of excessive pressure.

👍  ... recommended powder/load for this caliber and bullet combination based on its ballistic performance.

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